package src.pta07;
import java.util.*;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class Main07 {

	 public static void main(String[] args) {
	        Scanner sc = new Scanner(System.in);
	        int n = Integer.parseInt(sc.nextLine());
	        ExecutorService exec = Executors.newSingleThreadExecutor();
	        for (int i = 0; i < n; i++) {
	            exec.execute(new Task(i));
	        }
	   	       
	        exec.shutdown();
	    }
	}